#pragma once

#include <iostream>
#include <pthread.h>

class Mutex 
{
public:
    Mutex(pthread_mutex_t *lock_p = nullptr) :_lock_p(lock_p)
    {}

    void lock()
    {
        if(_lock_p)
            pthread_mutex_lock(_lock_p);
    }

    void unlock()
    {
        if (_lock_p)
            pthread_mutex_unlock(_lock_p);
    }

    ~Mutex()
    {}

private:
    pthread_mutex_t *_lock_p;
};

class LockGuard
{
public:
    LockGuard(pthread_mutex_t *mutex) :_mutex(mutex)
    {
        _mutex.lock();//在构造函数中进行加锁
    }
    ~LockGuard()
    {
        _mutex.unlock();//在析构中进行解锁
    }

private:
    Mutex _mutex;
};